This is the 9208th most frequent Polish word.
tartakovsky
The Polish word "tartakovsky" does not exist; it appears to refer to a surname, likely of Russian origin.
In this sentence, 'Tartakovsky' is used as a proper noun, which refers to a specific individual, most likely the well-known animator and director Genndy Tartakovsky.
Tartakovsky jest utalentowanym reżyserem.
Tartakovsky is a talented director.
Here, 'Tartakovsky' is in the genitive case ('Tartakovsky'ego'), used to denote possession, indicating that the film belongs to Tartakovsky.
Film Tartakovsky'ego zdobył wiele nagród.
Tartakovsky's film has received many awards.
In this example, the word 'Tartakovsky' is again in the genitive case, but it's used more descriptively to represent the characteristic style or influence of Tartakovsky.